<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="题目描述" prop="description">
        <el-input
          v-model="queryParams.description"
          placeholder="请输入题目描述"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="题目类型" prop="type">
        <el-select v-model="queryParams.type" placeholder="请选择题目类型" clearable>
          <el-option
            v-for="dict in mine_question_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="选项A" prop="optionA">
        <el-input
          v-model="queryParams.optionA"
          placeholder="请输入选项A"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="选项B" prop="optionB">
        <el-input
          v-model="queryParams.optionB"
          placeholder="请输入选项B"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="选项C" prop="optionC">
        <el-input
          v-model="queryParams.optionC"
          placeholder="请输入选项C"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="选项D" prop="optionD">
        <el-input
          v-model="queryParams.optionD"
          placeholder="请输入选项D"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="正确答案" prop="correctAnswer">
        <el-input
          v-model="queryParams.correctAnswer"
          placeholder="请输入正确答案"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分值" prop="score">
        <el-input
          v-model="queryParams.score"
          placeholder="请输入分值"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['mine:question:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['mine:question:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['mine:question:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['mine:question:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="questionList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="题目ID" align="center" prop="questionId" />
      <el-table-column label="题目描述" align="center" prop="description" />
      <el-table-column label="题目类型" align="center" prop="type">
        <template #default="scope">
          <dict-tag :options="mine_question_type" :value="scope.row.type"/>
        </template>
      </el-table-column>
      <el-table-column label="选项A" align="center" prop="optionA" />
      <el-table-column label="选项B" align="center" prop="optionB" />
      <el-table-column label="选项C" align="center" prop="optionC" />
      <el-table-column label="选项D" align="center" prop="optionD" />
      <el-table-column label="正确答案" align="center" prop="correctAnswer" />
      <el-table-column label="分值" align="center" prop="score" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['mine:question:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['mine:question:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改题目对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="questionRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="题目描述" prop="description">
          <el-input v-model="form.description" placeholder="请输入题目描述" />
        </el-form-item>
        <el-form-item label="题目类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择题目类型">
            <el-option
              v-for="dict in mine_question_type"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="选项A" prop="optionA">
          <el-input v-model="form.optionA" placeholder="请输入选项A" />
        </el-form-item>
        <el-form-item label="选项B" prop="optionB">
          <el-input v-model="form.optionB" placeholder="请输入选项B" />
        </el-form-item>
        <el-form-item label="选项C" prop="optionC">
          <el-input v-model="form.optionC" placeholder="请输入选项C" />
        </el-form-item>
        <el-form-item label="选项D" prop="optionD">
          <el-input v-model="form.optionD" placeholder="请输入选项D" />
        </el-form-item>
        <el-form-item label="正确答案" prop="correctAnswer">
          <el-input v-model="form.correctAnswer" placeholder="请输入正确答案" />
        </el-form-item>
        <el-form-item label="分值" prop="score">
          <el-input v-model="form.score" placeholder="请输入分值" />
        </el-form-item>
        <el-form-item label="删除标志" prop="delFlag">
          <el-input v-model="form.delFlag" placeholder="请输入删除标志" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Question">
import { listQuestion, getQuestion, delQuestion, addQuestion, updateQuestion } from "@/api/mine/question";

const { proxy } = getCurrentInstance();
const { mine_question_type } = proxy.useDict('mine_question_type');

const questionList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    description: null,
    type: null,
    optionA: null,
    optionB: null,
    optionC: null,
    optionD: null,
    correctAnswer: null,
    score: null,
  },
  rules: {
    description: [
      { required: true, message: "题目描述不能为空", trigger: "blur" }
    ],
    type: [
      { required: true, message: "题目类型不能为空", trigger: "change" }
    ],
    optionA: [
      { required: true, message: "选项A不能为空", trigger: "blur" }
    ],
    optionB: [
      { required: true, message: "选项B不能为空", trigger: "blur" }
    ],
    optionC: [
      { required: true, message: "选项C不能为空", trigger: "blur" }
    ],
    optionD: [
      { required: true, message: "选项D不能为空", trigger: "blur" }
    ],
    correctAnswer: [
      { required: true, message: "正确答案不能为空", trigger: "blur" }
    ],
    score: [
      { required: true, message: "分值不能为空", trigger: "blur" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询题目列表 */
function getList() {
  loading.value = true;
  listQuestion(queryParams.value).then(response => {
    questionList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    questionId: null,
    description: null,
    type: null,
    optionA: null,
    optionB: null,
    optionC: null,
    optionD: null,
    correctAnswer: null,
    score: null,
    delFlag: null,
    createBy: null,
    createTime: null,
    updateBy: null,
    updateTime: null
  };
  proxy.resetForm("questionRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.questionId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加题目";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _questionId = row.questionId || ids.value
  getQuestion(_questionId).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改题目";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["questionRef"].validate(valid => {
    if (valid) {
      if (form.value.questionId != null) {
        updateQuestion(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addQuestion(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _questionIds = row.questionId || ids.value;
  proxy.$modal.confirm('是否确认删除题目编号为"' + _questionIds + '"的数据项？').then(function() {
    return delQuestion(_questionIds);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('mine/question/export', {
    ...queryParams.value
  }, `question_${new Date().getTime()}.xlsx`)
}

getList();
</script>
